Roller Thrust Bearing Washer, Bore Diameter 2 1/2 in, Compatible Bearing 4052, For Thrust Bearing Type Needle Roller, Lubrication Type Lubrication Required, Maximum Temperature 250 Degrees F, Minimum Temperature -5 Degrees F, Outside Diameter 3 1/4 in, Self Lubricating Bearing No, System of Measurement Inch, Washer Thickness 3/32 in, Maximum PV Not Applicable, Series TRC, TWC, Washer Material Alloy Steel, Washer Material Grade 52100